private void button2_Click(object sender, EventArgs e) { var m = new Bitmap(pictureBox1.Image); var ico = Icon.FromHandle(m.GetHbitmap()); var x = Icons.AddShortcutOverlay(m); pictureBox1.Image = x; //pictureBox1.Image = Icons.AddShortcutoverlay(Icon.FromHandle(((Bitmap) pictureBox1.Image).GetHbitmap())).ToBitmap(); }